<?php 
function showSummary($income, $expence, $net_total)
{
    echo <<<_END
    <div class="row">
        <p></p>
        <p class="bold">Total income:</p>
        <p>$income\$</p>
    </div>
    <div class="row">
        <p></p>
        <p class="bold">Total expence:</p>
        <p>$expence\$</p>
    </div>
    <div class="row">
        <p></p>
        <p class="bold">Net total:</p>
        <p>$net_total\$</p>
    </div>
    _END;
}